MESON Chess Problem Database

Problem Display
PID: 329 (7q/8/4Qpr1/2pN2r1/P1k1p1p1/P3Pb2/K3P2b/8 w - - 0 1)

Mansfield, Comins

The Observer, 1924

(First published on Sun Aug 17 1924)

7q/8/4Qpr1/2pN2r1/P1k1p1p1/P3Pb2/K3P2b/8

#2

7 + 10

3202 Complete Mansfield/I 1996
15239 Valois Notebooks 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Bxe2
      • 2.Qxe4#
  • Keys
    • 1.Kb2!
      • threat
        • 2.Sb6#
      • 1...Be5+
        • 2.Sc3#
      • 1...f5+
        • 2.Sf6#
      • 1...Rxd5
        • 2.Qa6#
      • 1...Bxe2
        • 2.Qxe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(b);N_GUARD,XP(B)::QAR2(G),XP(d)
  • Actual
    • K(A);P-FLIGHT
    • Threat
      • QAB(G)+S(F),DCHECK
    • Vars
      • B(a);CHECK,S_CUTR(g)::QAB(G)+S(F)
      • P(h);CHECK,S_CUTR(g)::QAB(G)+S(F)
      • R(g);P_SPINR(g),SBLOCK,XS(F)::QAB(G)
      • B(b);N_GUARD,XP(B)::QAR2(G),XP(d)
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